CN102815419B - Full-automatic packaging machine - Google Patents

Abstract

The invention discloses a fully automatic packaging machine, which comprises a frame, a pushing device, a bag sealing device and a bag feeding device, and a bag supporting member for opening the bag opening is arranged between the pushing device and the bag sealing device, and the bag supporting member It is arranged on the conveying path of the bag feeding device. After adopting the technical solution, the beneficial effect of the present invention is that both the supply of the packaged product (paper towel) and the supply of the packaging bag are automated, and the combination of the automatic pushing device and the automatic packaging device , so that the entire packaging process can achieve fully automated production, improve production efficiency and product consistency, and can save the number of production workers and reduce labor costs.

Description

A fully automatic packaging machine

Technical field:

The invention relates to a fully automatic packaging machine.

Background technique:

At present, the packaging of bagged products is carried out in a semi-automatic way, that is, using a semi-automatic packaging machine. For example, the packaging of square tissue (that is, square tissue package) is to open the mouth of the packaging bag manually. , and then step on the foot switch to start the pressing device to compress the stacked square paper towels, and then the pushing device pushes the reduced square paper towels into the packaging bag, and then the worker takes the packaging bag containing the paper towels The bag mouth is sealed on the packaging device. The production efficiency of this process is very low, and it is difficult to control the production quality due to the influence of the worker's proficiency. The quality consistency of the produced tissue packs is poor. The manufacturer needs to support a large number of workers, and the labor cost is relatively expensive.

Invention content:

The object of the present invention is to provide a fully automatic packaging machine that reduces labor costs and improves product quality consistency in order to overcome the above-mentioned shortcomings of the prior art.

The object of the invention of the present invention can be realized by the following technical solutions: a fully automatic packaging machine, including a frame, a pushing device, a bag sealing device and a bag feeding device, between the pushing device and the bag sealing device is provided with a support The bag supporting member for opening the bag opening is arranged on the conveying path of the bag feeding device.

The bag feeding device includes a conveying robot arm, a moving mechanism and a bag taking mechanism. The bag support is arranged on the moving track of the moving mechanism, the conveying robot arm is arranged on the moving mechanism, and the bag taking mechanism extracts the packaging bag to the conveying robot arm.

The bag taking mechanism includes a horizontal moving platform, a first lifter, an upper suction cup and a lower suction cup. The first lifter is installed on the horizontal moving platform, and the upper suction cup is installed on the first elevator. One end of the mechanical arm is provided with a lower suction cup, and the other end is provided with a bag placement groove, and a bag delivery belt is provided at the bottom of the bag placement groove.

The moving mechanism includes a longitudinal moving platform, a driving mechanism and a guide rod stretched toward the bag support, the longitudinal moving platform is slidably fitted on the guiding rod, and the driving mechanism is connected with the longitudinal moving platform.

There are two conveyor arms, one end of the conveyor arm is hinged on the moving mechanism, and the hinged ends of the two conveyor arms are equipped with gears, the two gears mesh with each other, and a spring is connected between the two gears. The opening mechanism that drives the rotation of the conveying mechanical arm, and the conveying mechanical arm is extended with a bag support piece.

The opening mechanism is composed of a pin, a spring and a second pneumatic cylinder. The second pneumatic cylinder is installed on the moving mechanism, and the pin is installed on one of the gears. The front end of the movable rod of the cylinder is provided with a slot frame, and the pin is inserted into the slot frame Inside, a spring is connected between the two gears.

The bag sealing device is composed of a side inserting plate, an upper knife seat and a lower knife seat. The upper knife seat and the lower knife seat are in relative movement and cooperation. Towards one side of the bag taking mechanism, the inserting plates on both sides are relatively movable and matched.

On both sides of the upper tool seat, there are groove plates that rise and fall synchronously with it. There is a guide chute on the groove plate. The guide chute is composed of three sections. The upper section and the lower section are parallel, and the middle section connects the bottom of the upper section and the top of the lower section. And into a downward sloping shape, the frame is provided with a sliding bar that can be used for telescopic movement, one end of the sliding bar is equipped with a side plate, and the other end is provided with a sliding piece, which is inserted into the guide chute.

The bag supporting parts are a pair of bag supporting boards placed up and down, and the back of each bag supporting board is connected with a stretcher.

The pushing device includes a feeding trough, a carrying platform and a pushing piece. The bottom of the feeding trough is provided with a stepping feeding mechanism, and the carrying platform is set at the outlet end of the feeding trough. The moving track of the pushing piece is above the carrying platform and facing the bag support .

After adopting the technical solution, the beneficial effect of the present invention is that both the supply of packaged goods (paper towels) and the supply of packaging bags can be automated, and the entire packaging process can be fully automated by combining the automatic pushing device and the automatic packaging device. Improve production efficiency and product consistency, and can save the number of production workers and reduce labor costs.

Description of drawings:

Fig. 1 is the structural diagram of automatic packaging machine of the present invention;

Fig. 2 is the structural diagram after the adjustment plate of the feeding chute is removed by the automatic packaging machine of the present invention;

Fig. 3 is the structural diagram of the pushing device of the automatic packaging machine of the present invention;

Fig. 4 is a structural diagram of the pushing device after the automatic packaging machine of the present invention removes the feed tank adjustment plate;

Fig. 5 is the front structural view of the bag sealing device of the automatic packaging machine of the present invention;

Fig. 6 is one of the three-dimensional structural diagrams of the bag sealing device of the automatic packaging machine of the present invention;

Fig. 7 is the second three-dimensional structure diagram of the bag sealing device of the automatic packaging machine of the present invention;

Fig. 8 is one of the structural diagrams of the bag feeding device of the automatic packaging machine of the present invention;

Fig. 9 is the second structural diagram of the bag feeding device of the automatic packaging machine of the present invention;

Fig. 10 is a top structural view of the bag feeding device of the automatic packaging machine of the present invention;

Fig. 11 is a structural diagram when the automatic packaging machine of the present invention transports the mechanical arm to support the packaging bag;

Fig. 12 is a structural diagram of the transporting mechanical arm of the automatic packaging machine of the present invention moving the packaging bag to the bag sealing device;

Fig. 13 is a structural diagram of the delivery mechanical arm of the automatic packaging machine of the present invention sending the packaging bag to the pair of bag-supporting plates, and inserting the pair of bag-supporting plates into the mouth of the packaging bag;

Fig. 14 is an enlarged view of part B of Fig. 13;

Fig. 15 is a structural diagram in which the bag-supporting plate pair of the automatic packaging machine of the present invention is opened to support the packaging bag, and the transporting mechanical arm is further moved forward until the bag-supporting sheet is completely removed from the mouth of the packaging bag;

FIG. 16 is an enlarged view of part C of FIG. 15 .

Detailed ways:

The packaging production of square paper towel packs is given as an example to describe this technology in detail below.

The fully automatic square tissue packaging machine includes a frame 1, a pushing device 2, a bag sealing device 3 and a bag feeding device 4,

The pushing device 2 includes a feeding chute 21, a carrying platform 22 and a pushing piece. The stacked square paper towels are placed in the feeding chute 21. The two side walls of the feeding chute 21 are composed of adjustment plates 211. By adjusting the distance between the two adjustment plates, the The groove width of feeding chute 21 can be adjusted, and the bottom of feeding chute 21 is provided with stepping feeding mechanism 24, and this stepping feeding mechanism 24 is made of stepping rotating belt 241 and push rod 242, and push rod 242 is provided with many, and push rod 242 is distributed at intervals along the stepping rotating belt 241, and the push rod 242 is provided with a connecting pin 243, and the connecting pin 243 is connected to the stepping rotating belt 241. The worker only needs to place the stacked square paper towels in the feeding trough 21, and each pushing rod Responsible for pushing a stack of square paper towels. Carrying platform 22 is arranged on the outlet end of feeding trough 21, and the other side of carrying platform 22 towards feeding trough 21 is provided with positioning plate 25, and positioning plate 25 is the square paper towel that push rod 242 is pushed out and fixed position. The bottom of the frame 1 is provided with a first motor 26 and a rotating main shaft 27, the first motor 26 and the transmission main shaft 27 are driven by a gear 261 and a transmission belt 262, and the transmission main shaft 27 is provided with a first cam 28. Part is push rod 23, is provided with push plate 291 at the front end of push rod 23, and the moving track of push plate 291 is above carrying platform 22, and the end of push rod 23 is hinged with first swing rod 292 top, and first swing rod 292 The bottom of the first swing link 292 is hinged on the frame 1, the middle part of the first swing link 292 is hinged with the first transmission link 293, the other end of the first transmission link 293 is connected with a fourth swing link 296, and the lower end of the fourth swing link 296 is connected with the frame. 1 Hinged, the middle part is matched with the first cam 28, and the upper end is connected with the first transmission rod 293. The rotation of the first cam 28 will drive the fourth swing rod 296 to swing, and after being driven by the first transmission rod 293, it will drive the first swing rod 292 Swing back and forth, and then push rod 23 and push plate 291 are made to push and return motion, first cam 28 rotates a circle every time, push rod 23 and push plate 291 complete a push and return motion, combine stepping rotation belt 241 and push rod The action of 242, every time push rod 242 pushes a stack of square paper towels onto the carrying platform 22, push plate 291 will push the square paper towels forward. A lower pressing plate 294 is arranged above the bearing platform 22, and a first pneumatic cylinder 295 is arranged on the frame 1. The lower pressing plate 294 is installed on the first pneumatic cylinder 295, and the first pneumatic cylinder 295 drives the pressing and rising of the lower pressing plate 294. action, the effect of the lower pressing plate 294 is to reduce the thickness of the square paper towel delivered to the carrying platform 22, so as to facilitate its subsequent advancement of the packaging bag.

The front end of push plate 291 and the platform limit of carrying platform 22 are provided with bag supporter, and bag supporter is the bag supporter plate pair 5 that places up and down, and all is connected with stretcher 51 behind each bag supporter plate, and stretcher 51 is installed on On the frame 1, it is responsible for driving the coupling and separation of the two bag-supporting plates, and the pocket of the packaging bag is stretched on the bag-supporting plates 5, so that the push plate 291 pushes the square paper towels into the packaging bag.

The bag sealing device 3 is composed of a side plate 31, an upper knife seat 32 and a lower knife seat 33. The lower knife seat 33 is provided with a heating element. There are two inserting plates 31, which are respectively arranged on both sides in front of the bag support plate pair 5, and offset the upper knife seat 32 towards the side of the bag feeding device 4 by a certain distance, thereby preventing the side inserting plate 31 from interfering with the upper knife seat 32 and the lower knife For the lifting movement of the seat 33, the front end of each side plate is peak-shaped, and a second cam 34 is also provided on the transmission main shaft 27, and a pair of swing gears 35 meshing with each other is provided at the bottom of the frame 1, and the pair of swing gears 35 Arranged in a manner of one up and one down, a synchronous rotating shaft 353 is stretched out from the lower swing gear 351, and the synchronous rotating shaft 353 rotates synchronously with the lower swinging gear 351, and the first connecting rod 36 is sleeved on the synchronous rotating shaft 353. A second swing lever 37 is hinged, the lower end of the second swing lever 37 is hinged with the frame 1, the middle part is connected with the second cam 34, and the upper end and the first link 36 are connected with a second link 38. The upper swing gear Between 352 and the upper knife seat 32, between the lower swing gear 351 and the lower knife seat 33, a third connecting rod 391 and a fourth connecting rod 392 are respectively connected successively, the third connecting rod 391 is placed horizontally, and the fourth connecting rod 392 Put it vertically. Both sides of the upper knife seat 32 are fixedly equipped with grooved plates 393 respectively, and the grooved plates 393 on both sides rise and fall synchronously with the upper knife seat 32, and each side groove plate is provided with a guide chute 394, and the guide chute 394 consists of three sections , the upper section and the lower section are in a parallel state, the middle section connects the bottom of the upper section and the top of the lower section, and is inclined downward. The frame 1 is provided with a sliding rod 395 that can be used for telescopic movement, and one end of the sliding rod 395 is installed with a side plate 31 , the other end is provided with a sliding piece, the sliding piece is a pulley 396, and the pulley 396 is placed in the guide chute 394. The rotation of the second cam 34 will drive the second swing lever 37 to swing, thereby pushing the two swing gears 351, 352 to rotate in opposite directions, driving the lower knife seat 33 to move upward, the upper knife seat 32 to perform a downward movement, and the upper knife seat 32 to move downward. During the process of lifting movement, because the pulley 396 slides in the guide chute 394, the sliding rod 395 on both sides and the side plate 31 make relative abutment and separation movements. The inserting plate 31 completes the mating movement before the upper knife seat 32 and the lower knife seat 33 .

The bag feeding device 4 includes a delivery robot arm 41 , a moving mechanism 42 and a bag taking mechanism 43 .

The moving mechanism 42 includes a longitudinal mobile platform 421 and a longitudinal guide bar 422. The longitudinal guide bar 422 is fixed on the frame 1 and extends to the bag support plate pair 5. The longitudinal mobile platform 421 is slidably fitted on the longitudinal guide bar 422. A third cam 423 and a second motor 424 are provided at the bottom of the frame 1 and below the longitudinal guide bar 422, the second motor 424 drives the third cam 423 to rotate, and a third swing bar 425 is provided next to the third cam 423, The lower end of the third swinging rod 425 is hinged with the frame 1 , the middle part is provided with a latch 426 matched with the third cam 423 , and the second transmission rod 427 is connected between the top end and the longitudinal moving platform 421 . The third cam 423 rotates, and through the transmission of the third swing lever 425 and the second transmission lever 427, the longitudinal moving platform 421 can be controlled to move back and forth toward the bag-stretching plate pair 5 .

Conveying mechanical arm 41 is provided with two, and conveying mechanical arm 41 is claw shape, and claw shape is placed uprightly, and its bottom stretches out toward the other side of bag-supporting plate 5 with bag-supporting sheet 411, and one end of two conveying mechanical arms Hinged on the longitudinal mobile platform 421, the hinged ends of the two conveying mechanical arms are all shaped as gears 412, and the two gears mesh with each other. A tension spring 413 is provided between the two gears on the side away from the bag support plate pair 5, and the tension spring 413 maintains the tension to make the two conveying mechanical arms open. On one of the gears and on the meshing side of the gears, a pin 414 protrudes upwards. On the longitudinal moving platform 421, the side away from the bag-stretching plate pair 5 There is a second pneumatic cylinder 415, the movable rod of the second pneumatic cylinder 415 is provided with a slot frame 416, and the pin 414 is inserted into the slot frame 416. In the initial state, the second pneumatic cylinder 415 pulls the movable rod to retract, and the slot frame 416 The pin 414 is pulled to rotate the two gears, the two delivery mechanical arms 41 are combined, and the tension spring 413 is pulled apart.

The bag-taking mechanism 43 is arranged on the below of the longitudinal mobile platform 421, and includes a lateral mobile platform 431, a first lifter 432, an upper suction cup 433 and a lower suction cup 434, and the frame 1 is provided with a lateral guide bar 435, and the lateral mobile platform 431 is slidably fitted on the transverse guide bar 435, so that the transverse mobile platform 431 can move back and forth laterally, and first elevators 432 are respectively arranged on both sides of the transverse mobile platform 431, and the movable rods of each first elevator are installed Suction cup mounting base 436 is arranged, and upper suction cup 433 is installed on the bottom of suction cup mounting base 436, is provided with temporary bag setting platform 437 below the central place of moving track of lateral movement platform 431, is provided with lower suction cup 434 on this temporary bag setting platform 437 , the height of the conveying manipulator arm bag supporting piece 411 is between the upper suction cup 433 and the lower suction cup 434, and there are bag placement grooves under both ends of the moving track of the lateral moving platform 431, one bag placement groove is located on the front side, and the other is placed on the front side. The bag groove is positioned at the rear side, and the groove bottom of the bag groove is provided with a bag delivery belt 438, the bag delivery belt 438 is provided with a bag pushing bar 439, and two groups of upper suction cups are arranged on the lateral moving platform 431, which are respectively the upper suction cup group on the front side. 440 and the rear side upper suction cup group 441, the front side upper suction cup group 440 is close to the front side pocket groove 442, the rear side upper suction cup group 441 is close to the rear side pocket groove 443, when the lateral moving platform 431 moves to the front side, the front side The suction cup group 440 will descend to absorb the packaging bag in the front side bag groove 442, and when moving to the rear side, the suction cup group 441 on the rear side on the lateral moving platform 431 will descend to absorb the packaging bag in the rear side bag groove 443, Simultaneously, the suction cup group 440 on the front side descends, and the packaging bag that has just been sucked is placed on the lower suction cup 434, and then the lateral moving table 431 moves to the front side to take the bag again. The upper suction cup group 441 can place the packaging bag on the lower suction cup 434 to realize the supply of bags back and forth in a cycle. When a stack of packaging bags is used up, the bag delivery belt 438 and the bag pushing rod 439 in the bag groove are responsible for conveying the supplementary packaging bags.

Action process: the lateral moving table 431 moves to one side, the first lifter 432 drives the upper suction cup 433 to descend, and the upper suction cup 433 sucks a packaging bag a in the bag storage groove, the packaging bag a is in a folded state, and then the first The lifter 432 drives the upper suction cup 433 to rise, and the horizontal moving table 431 returns to move, the packaging bag a is transported to the top of the lower suction cup 434, and the first lifter 432 descends until the bottom of the packaging bag a is sucked by the lower suction cup 434, and then the upper suction cup 433 rises to a certain height until the packaging bag a is pulled to the open state by the upper suction cup 433 and the lower suction cup 434. Then, the second pneumatic cylinder 415 is activated, and its movable rod is retracted to drive the groove frame 416 to pull the pin 414. The conveying mechanical arm 41 performs a pairing movement, and then under the drive of the third cam 423, the longitudinally moving table 421 is pulled, and moves towards the packaging bag a that is sucked together by the upper suction cup 433 and the lower suction cup 434, so that the support of the two conveying mechanical arms 41 The bag pieces 411 are respectively inserted into both sides of the mouth of the packaging bag. At this time, the upper suction cup 433 and the lower suction cup 434 cancel the suction to release the packaging bag a, so that the packaging bag a is transferred to the two transporting mechanical arms 41 (as shown in Figure 11). shown), and then under the action of the third cam 423, the longitudinal moving table 421 and the conveying mechanical arm 41 are pushed towards the pair of bag-stretching plates 5 (as shown in Figure 12), and the pair of bag-stretching plates 5 at this time is in a pair state, and just facing the mouth of the packaging bag a, when the delivery robot 41 sends the packaging bag a, the front end of the bag support plate 5 is inserted into the mouth of the packaging bag (as shown in Figure 13), and then two braces The respective retractors 51 of the bag plates are activated, and the two bag support plates are pulled apart one by one until the bag support plates support the mouth of the packaging bag in a state of one up and one down, and then the third cam 423 drives the longitudinal moving table 421 further Move forward until the bag-holding sheets 411 on the two conveying mechanical arms 41 leave the packaging bag a completely, at this time the packaging bag a is transferred to the two bag-supporting plates (as shown in Figure 14), and the second pneumatic cylinder 415 starts the action again Stretch out action, groove frame 416 releases the pulling to pin 414, under the effect of tension spring 413, two conveying mechanical arms 41 do opening action, can not be blocked by other parts when making their return journey, next the third The cam 423 drives the vertical moving table 421 to make a return movement. At the same time, the frontmost stack of square paper towels in the feeding chute 21 is pushed to the carrying platform 22 by the push rod 242, and is positioned by the positioning plate 25, so that the square paper towels face the packaging bag pocket, at this time the first cam 28 drives the first swing lever 292 to push the push lever 23 to perform a push action, the push plate 291 arranged at the front end of the push lever 23 pushes the square paper towel, and the square paper towel is pushed into the packaging bag a after passing through the bag support plate , then the push rod 23 drives the push plate 291 to return, and then the second cam 34 drives the second swing rod 37 to swing, and the second swing rod 37 drives the first connecting rod 36 to swing under the transmission of the second connecting rod 38, and the first connecting rod 36 drives the lower swing gear 351 to rotate, and simultaneously drives the upper swing gear 352 to also rotate. Because the two gears rotate in opposite directions, the upper knife holder 32 and the The third connecting rod 391 and the fourth connecting rod 392 of the lower tool seat 33 respectively drive the upper tool seat 32 to move downward, and the lower tool seat 33 to move upward. Moving downwards, under the action of the guide chute 394 on the groove plate 393, the sliding rods 395 on both sides are pushed to move relative to each other, thereby driving the inserting plates 31 on both sides to be combined before the upper knife seat 33 and the lower knife seat 34, Fold the two sides of the packaging bag a inwards, after the two sides of the packaging bag a are folded, as the upper knife seat 33 and the lower knife seat 34 are finally combined, the opening of the packaging bag with the square paper towel inside is sealed, This completes the fully automatic production process.

The above descriptions are only preferred embodiments of the present invention, and do not limit the present invention in any form. Any person familiar with the art, without departing from the scope of the technical solution of the present invention, can use the methods and technical content disclosed above to make many possible changes and modifications to the technical solution of the present invention, or modify it into an equivalent implementation of equivalent changes example. Therefore, all equivalent changes made according to the shape, structure and principle of the present invention that do not deviate from the technical solution of the present invention shall fall within the scope of protection of the present invention.

Claims (8)

1. a device of full automatic packaging, includes frame, pusher, bag sealing device and bag delivering device, it is characterized in that: between pusher and bag sealing device, be provided with the support bag part for strutting sack, support bag part is arranged on the transfer path of bag delivering device; Bag sealing device is made up of side plate, upper cutter head and lower tool rest, the cooperation that becomes to relatively move of upper cutter head and lower tool rest, and side plate has two, lays respectively at the both sides of support bag part, and is positioned at upper cutter head towards bag taking mechanism one side, the cooperation that becomes to relatively move of both sides plate; Be provided with the frid with its synchronization lifting in the both sides of upper cutter head, frid is provided with guide runner, guide runner forms by three sections, epimere and hypomere are parastate, and stage casing connects the bottom of epimere and the top of hypomere, and becomes downward-sloping shape, frame is provided with the sliding bar that can make fore and aft motion, one end installation side plate of sliding bar, the other end is provided with sliding part, and sliding part injects in guide runner.

2. a kind of device of full automatic packaging according to claim 1, it is characterized in that: bag delivering device includes and transports mechanical arm, travel mechanism and bag taking mechanism, support bag part is arranged on the motion track of travel mechanism, transport mechanical arm and be arranged in travel mechanism, bag taking mechanism extracts packaging bag to transporting mechanical arm.

3. a kind of device of full automatic packaging according to claim 2, it is characterized in that: bag taking mechanism includes transverse shifting platform, the first lifter, upper sucker and lower sucker, the first lifter is arranged on transverse shifting platform, upper sucker is arranged on the first lifter, on the motion track of upper sucker, corresponding one end of transporting mechanical arm is provided with lower sucker, the other end is provided with bag groove, and the bottom land of bag groove is provided with and send bag hides band.

4. a kind of device of full automatic packaging according to claim 2, is characterized in that: travel mechanism includes the pilot bar that vertically moves platform, driver train and stretch to support bag part, vertically move platform cunning and fit on pilot bar, driver train with vertically move platform and be connected.

5. a kind of device of full automatic packaging according to claim 2, it is characterized in that: transport mechanical arm and be provided with two, the one end of transporting mechanical arm is hinged in travel mechanism, article two, the pin jointed end that transports mechanical arm is all provided with gear, two gears are intermeshing, travel mechanism is provided with to order about and transports the stretching mechanism that mechanical arm rotates, and transports mechanical arm and is extended with support bag sheet.

6. a kind of device of full automatic packaging according to claim 5, it is characterized in that: stretching mechanism is made up of pin, spring and the second air cylinder, the second air cylinder is arranged in travel mechanism, pin is arranged on wherein on a gear, the portable bar front end of cylinder is provided with groove frame, pin injects in groove frame, between two gears, is connected with spring.

7. a kind of device of full automatic packaging according to claim 1, is characterized in that: described support bag part is the support bag plate pair of placing up and down, and the behind of each support bag plate is all connected with pipe expansion joint.

8. a kind of device of full automatic packaging according to claim 1, it is characterized in that: pusher includes chute feeder, plummer and pushing piece, the bottom of chute feeder is provided with step feeder, plummer is arranged on the exit end of chute feeder, and the motion track of pushing piece is above plummer and just to support bag part.

Images